Shock-absorbing wrapping cushioning material - has cushion filled with finely pulverised straw balls coated with hygroscopic material

摘要

The shock-absorbing covering material for packing containers is a cushion filled with shock-absorbing balls (2). The cushion sleeve (1) can be made of cellular material such as paper and the balls can be made from finely pulverised straw or other natural biodegradable material bonded by a biodegradable adhesive such as starch. The balls can have a coating of hygroscopic material. The balls can have a diameter of 2-100 mm. The cushioning material can be placed above and below the packaging.